Many first-line treatments for neglected tropical diseases identified by the World Health
Organization (WHO) are limited by one or more of the following: the development of drug …

This article covers all the research work published until September 1998 about the
coordination chemistry of 1, 2, 4-triazolo-[1, 5-a] pyrimidine derivatives. The revision is …

Chlorosulfonation of 3-methyl [1, 2, 4] triazolo [4, 3-a] pyrimidine with chlorosulfonic acid in
the presence of thionyl chloride was studied. When triazolo [4, 3-a] pyrimidines are used as …

The Brønsted acidic ionic liquid 1-(propyl-3-sulfonate) vinyl imidazolium hydrogen sulfate
[IL] was supported on modified magnetic cellulose. The physical structure, composition, and …

Leishmaniasis and Chagas disease remain a significant global problem. Current treatments
have serious disadvantage due to cost, toxicity, long therapy duration and resistance. In the …

On account of the reported anticancer of pyrimidine and condensed pyrimidine, a new
pyrimido [3, 2-b]-1, 2, 4, 5-tetrazine 3a, b, 5c, d, 6, 9, pyrimido [3, 2-b]-1, 2, 4-triazine 10, 11 …

In this work and for the first time, the preparation of bis-[(3-aminopropyl) triethoxysilane]
dichloride immobilized on magnetic nano γ-Fe 2 O 3@ SiO 2 via the reaction of two …

A series of octahedral Ru (II) polypyridyl complexes,[Ru (phen) 2L] 2+(L= R-PIP and PIP= 2-
phenylimidazo [4, 5-f][1, 10] phenanthroline) were synthesized and characterized by …

The aim of the present work was the synthesis of some new heterocyclic compounds derived
from 6-(2, 4-dimethyl-3H-benzo [f][Citation 1, Citation 3, Citation 5] triazepin-3-yl)-2-thioxo-2 …

aminopyrimidin-5 (1 H)-one (5) was utilized as a starting material for the preparation of new,
Schiff bases (13–19), amides 23, 24, imide 25, as well as thiourea derivatives 30–33 …